Significant Winter Storm to Bring Heavy Snow and Ice Impacts; Dangerously Cold Temperatures Expands Across the East

A significant, long-duration winter storm will bring widespread heavy snow, sleet, and freezing rain from the Southern Rockies to New England through Monday. Widespread travel disruptions, prolonged power outages, and vast tree damage is likely. Frigid temperatures, gusty winds, and dangerous wind chills will expand from the north-central US to the Southern Plains, MS Valley, and Midwest. Read More >

Current conditions at

BIG SHEEP MOUNTAIN (LCFM8)

Lat: 47.02819°NLon: 105.80472°WElev: 3172.0ft.

NA

-25°F

-32°C

Humidity 59%
Wind Speed SE 4 MPH
Barometer NA
Dewpoint -35°F (-37°C)
Visibility NA
Wind Chill-38°F (-39°C)
Last update 23 Jan 04:08 AM MST
Extended Forecast for

Brockway MT

Cold Weather Advisory January 23, 05:10am until January 25, 01:00pm
Click here for hazard details and duration
Cold Weather Advisory
  •  
    Cold Weather Advisory January 23, 05:10am until January 25, 01:00pm

    NOW until 1:00pm Sun

    Cold Weather Advisory

  • Today

    High: -3 °F

    Cold

  • Tonight

    Tonight: Mostly clear, with a low around -12. Wind chill values between -15 and -25. Calm wind becoming south southwest around 6 mph in the evening.

    Low: -12 °F

    Mostly Clear

  • Saturday

    Saturday: A 20 percent chance of snow after 11am.  Mostly cloudy, with a high near 11. Wind chill values between -5 and -15. Light and variable wind becoming northwest 5 to 8 mph in the morning.

    High: 11 °F

    Slight Chance
    Snow

  • Saturday Night

    Saturday Night: A 20 percent chance of snow after 11pm.  Cloudy, then gradually becoming partly cloudy, with a low around -13. North northwest wind around 6 mph becoming calm  in the evening.

    Low: -13 °F

    Slight Chance
    Snow

  • Sunday

    Sunday: Sunny, with a high near 9. Calm wind becoming southwest 5 to 8 mph in the afternoon.

    High: 9 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 2. South southwest wind 6 to 9 mph.

    Low: 2 °F

    Mostly Clear

  • Monday

    Monday: Mostly sunny, with a high near 24. Northwest wind around 9 mph.

    High: 24 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 5. Northwest wind around 5 mph becoming calm  in the evening.

    Low: 5 °F

    Mostly Cloudy

Detailed Forecast

Today
Mostly sunny and cold, with a high near -3. Wind chill values between -15 and -25. Calm wind becoming southeast around 5 mph.
Tonight
Mostly clear, with a low around -12. Wind chill values between -15 and -25. Calm wind becoming south southwest around 6 mph in the evening.
Saturday
A 20 percent chance of snow after 11am. Mostly cloudy, with a high near 11. Wind chill values between -5 and -15. Light and variable wind becoming northwest 5 to 8 mph in the morning.
Saturday Night
A 20 percent chance of snow after 11pm. Cloudy, then gradually becoming partly cloudy, with a low around -13. North northwest wind around 6 mph becoming calm in the evening.
Sunday
Sunny, with a high near 9. Calm wind becoming southwest 5 to 8 mph in the afternoon.
Sunday Night
Mostly clear, with a low around 2. South southwest wind 6 to 9 mph.
Monday
Mostly sunny, with a high near 24. Northwest wind around 9 mph.
Monday Night
Mostly cloudy, with a low around 5. Northwest wind around 5 mph becoming calm in the evening.
Tuesday
Mostly cloudy, with a high near 20. Calm wind becoming northwest 5 to 7 mph in the afternoon.
Tuesday Night
A 20 percent chance of snow after 11pm. Partly cloudy, with a low around 4. Northwest wind around 5 mph becoming calm in the evening.
Wednesday
Mostly sunny, with a high near 23. West northwest wind 3 to 6 mph.
Wednesday Night
Partly cloudy, with a low around 7.
Thursday
Partly sunny, with a high near 26.
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ABOUT THIS FORECAST

 
Point Forecast:
Brockway MT
 47.3°N 105.76°W (Elev. 2589 ft)
2:12 am MST Jan 23, 2026
5am MST Jan 23, 2026-6pm MST Jan 29, 2026
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database